Duke freshman Cooper Flagg appeared to injure his left ankle after slipping under the basket and was helped to the locker room by two teammates late in the first half. He did not return.

There was a development in the ACC Tournament on Thursday that could have ramifications at both ends of the bracket. Duke All-American freshman Cooper Flagg suffered a sprained ankle in the first half of the Blue Devils' win over Georgia Tech in the ACC quarterfinals.

Duke beat Georgia Tech, and UNC won against Wake Forest, which set up a third matchup between the two Carolina teams this season. This time, it will be at the ACC Tournament semi-finals. Duke, North Carolina set for semifinal matchup after busy afternoon inside the Spectrum Center